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Passive two-terminal electrical component that stores energy in its magnetic field
induced on a change of current in an inductor goes as follows: When there is a change in current through an inductor there is a change in the strength of
Inductor
Property of electrical conductors
interest; L1 is the inductance of the inductor of interest; di1/dt is the derivative, with respect to time, of the current through the inductor of interest,
Inductance
Type of electrical device
Because the toroid is a closed-loop core, it has a higher inductance and Q factor than an inductor of the same mass with a straight core (solenoid coils)
Toroidal inductors and transformers
Toroidal_inductors_and_transformers
Opposition of a circuit to a current when a voltage is applied
reactance XL is proportional to the signal frequency f and the inductance L. XL=ωL=2πfL An inductor consists of a coiled conductor. Faraday's law of electromagnetic
Electrical_impedance
DC-DC voltage step-down power converter
across the inductor (opposite to the drop at on-state), and now the inductor becomes a current source. The stored energy in the inductor's magnetic field
Buck_converter
Electrical resonant circuit
voltage across it, and an inductor stores energy in its magnetic field (B), depending on the current through it. If an inductor is connected across a charged
LC_circuit
Type of DC-to-DC converter
buck–boost converter may use a single inductor which is used for both the buck inductor mode and the boost inductor mode, using switches instead of diodes
Buck–boost_converter
DC-to-DC power converter with an output voltage greater than its input voltage
inductor in the clockwise direction and the inductor stores some energy by generating a magnetic field. The polarity of the left side of the inductor
Boost_converter
Two-port non-reciprocal network element
for certain applications, be closer to an "ideal inductor" than any (practical) physical inductor can be. Thus, use of capacitors and gyrators may improve
Gyrator
Resistive and inductive circuit
A resistor–inductor circuit (RL circuit), or RL filter or RL network, is an electric circuit composed of resistors and inductors driven by a voltage or
RL_circuit
generated voltage is measured, allowing the Earth inductor compass to determine direction. The earth inductor compass was first patented by Donald M. Bliss
Earth_inductor_compass
Inductor used as a low-pass filter
"choke" is used if an inductor is used for blocking or decoupling higher frequencies, but the component is simply called an "inductor" if used in electronic
Choke_(electronics)
Electrical device
through it (IC1) is zero, making inductor L2 the only source of DC load current. Therefore, the average current through inductor L2 (IL2) is the same as the
Single-ended primary-inductor converter
Single-ended_primary-inductor_converter
Physical characteristic of oscillating systems
interest is the voltage across the inductor. As shown above, in the Laplace domain the voltage across the inductor is Vout(s)=sLI(s), Vout(s)=s2s2+RLs+1LCVin(s)
Resonance
Type of electrical current converter
energy stored in each inductor has to remain the same at the beginning and at the end of a commutation cycle. The energy in an inductor is given by: E = 1
Ćuk_converter
Voltage-spike stopping diode across an inductor
battery is applied to the inductor, causing current from the battery's positive terminal to flow down through the inductor and resistor. The increase
Flyback_diode
Resistor Inductor Capacitor Circuit
RLC circuit is an electrical circuit consisting of a resistor (R), an inductor (L), and a capacitor (C), connected in series or in parallel. The name
RLC_circuit
Manifestation of inertial mass of mobile charge carriers
in emf is opposed by the finite rate of change of magnetic flux in an inductor. The resulting phase lag in voltage is identical for both energy storage
Kinetic_inductance
Passive component (choke) suppressing high-frequency noise in electronic circuits
Surface-mount ferrite beads are available. Like any other surface-mount inductor, these are soldered into a gap in the printed circuit board trace. Inside
Ferrite_bead
Types of electrical circuits
problems. More than three inductors become more complex and the mutual inductance of each inductor on each other inductor and their influence on each
Series_and_parallel_circuits
combination of an ideal component and a small inductor in series, the inductor having a value equal to the inductance present in the non-ideal, physical device
Equivalent_series_inductance
Magnetic perturbation of imperfectly coupled transformers
be used to determine transformer self-inductances and mutual inductance using a variable standard mutual inductor pair for one of the bridge sides. It
Leakage_inductance
SI unit of inductance
the inductor: V(t)=LdIdt, where V(t) is the resulting voltage across the circuit, I(t) is the current through the circuit, and L is the inductance of the
Henry_(unit)
Pap-Ion Magnetic Inductor (PAP-IMI or Papimi) is an electromagnetic "energy medicine" device manufactured in Athens. It was invented by Panos Pappas, a
Pap-Ion_Magnetic_Inductor
Pictogram used to represent various electrical and electronic devices or functions
Magnetic-core inductor (IEEE‑style) Tapped inductor (IEC‑style) Ferrite bead (IEEE‑style) Variable inductor Trimmer variable inductor Voltage text should
Electronic_symbol
German train protection system
45 km/h when stopping after an active 1000 Hz inductor or to 25 km/h when stopping after an active 500 Hz inductor. The software update of PZB90 to version
Punktförmige_Zugbeeinflussung
Type of variable reactance inductor
of inductor where the magnetic core can be deliberately saturated by a direct electric current in a control winding. Once saturated, the inductance of
Saturable_reactor
Energy from the work of a magnetic force
magnetic energy, U m {\displaystyle U_{\text{m}}} , stored in an inductor (of inductance L {\displaystyle L} ) when a current I {\displaystyle I} flows
Magnetic_energy
LC oscillator design
taken from a voltage divider made of two capacitors in series across the inductor. The Colpitts circuit, like other LC oscillators, consists of a gain device
Colpitts_oscillator
Resonator damping parameter
that it is used in. The Q of an inductor with a series loss resistance is the Q of a resonant circuit using that inductor (including its series loss) and
Q_factor
Type of signal processing filter
half-plane to complete the circle. By replacing each inductor with a capacitor and each capacitor with an inductor, a high-pass Butterworth filter is obtained
Butterworth_filter
Device to limit the current in lamps
discharge lamp. (Because of the use of the inductor, such ballasts are usually called magnetic ballasts.) The inductor has two benefits: Its reactance limits
Electrical_ballast
Electrical network theorem
the capacitor and inductor reactances are equal (the resonant frequency) and then continues to monotonically increase as the inductor reactance becomes
Foster's_reactance_theorem
English musician (born 1951)
Greatest Drummers of All Time, he was inducted into the Modern Drummer Hall of Fame in 2012. Collins was inducted into the Rock and Roll Hall of Fame as
Phil_Collins
Phenomenon inducing change in convection current within fluid
inductor where the time derivative of the electric current is proportional to the negative voltage difference. The resulting "thermal self-inductance"
Thermal_inductance
Power supply with switching regulator
operating at line frequency. Simpler, non-isolated power supplies contain an inductor instead of a transformer. This type includes boost converters, buck converters
Switched-mode_power_supply
Type of detection system
Such an induction loop receiver is classically a very small iron-cored inductor (telecoil). The system commonly uses an analog power amplifier matched
Induction_loop
Type of voltage converter circuit
any outputs. The flyback converter is a buck–boost converter with the inductor split to form a transformer, so that the voltage ratios are multiplied
Flyback_converter
Opposition to current by inductance or capacitance
frequency f {\displaystyle f} and the inductance L {\displaystyle L} , which depends on the physical shape of the inductor: X L = ω L = 2 π f L . {\displaystyle
Electrical_reactance
Electromechanical device
chopper switch, inductor, and the load with voltage V o {\displaystyle V_{o}} . The diode would be in parallel with the series inductor and load. The same
Chopper_(electronics)
Approximation for practical capacitors and inductors
high-frequency non-ideal performance of real inductors, is quoted in inductor data sheets. Capacitors, inductors, and resistors are usually designed to minimise
Equivalent_series_resistance
Object used to guide and confine magnetic fields
the inductance. Often the rod is threaded to allow adjustment with a screwdriver. In radio circuits, a blob of wax or resin is used once the inductor has
Magnetic_core
Electronic test equipment that measures inductance, capacitance, and resistance
the corresponding capacitance or inductance value. Readings should be reasonably accurate if the capacitor or inductor device under test does not have
LCR_meter
Curve that defines magnetic parameters of an inductor
parameters of an inductor. Hanna curves help in finding optimum working conditions (maximum energy stored in an air gap) for an inductor. Several parameters
Hanna_curve
Color code to indicate values of electronic components
electronic components, usually for resistors, but also for capacitors, inductors, diodes and others. A separate code, the 25-pair color code, is used to
Electronic_color_code
Usually unwanted capacitance in a circuit
inductance at some high frequency to make the inductor self-resonant; this is called the self-resonant frequency. Above this frequency, the inductor actually
Parasitic_capacitance
Magnetically coupled transformer winding polarities
Egon; Javid, Mansour (1959). "§18.1 'Symbols and Polarity of Mutual Inductance' in Chapter 18 - Circuits with Magnetic Circuits". Analysis of Electric
Polarity_(mutual_inductance)
Power in alternating current systems
perfect capacitor or inductor, there is no net power transfer; so all power is reactive. Therefore, for a perfect capacitor or inductor: P=0Q=|S|=VRMSIRMS=IRMS2|X|=VRMS2|X|
AC_power
Undesired resistance, inductance, or capacitance within electrical components
turns of the windings. This winding parasitic capacitance will cause the inductor to act as a resonant circuit at some frequency, known as the self-resonant
Parasitic_impedance
Adjusting input/output impedances of an electrical circuit for some purpose
inductor. In the figure to the right, R1 > R2, however, either R1 or R2 may be the source and the other the load. One of X1 or X2 must be an inductor
Impedance_matching
should be inducted. The performers that receive the highest number of votes are inducted. This number varies; for example, seven were inducted in 2019.
List of Rock and Roll Hall of Fame inductees
List_of_Rock_and_Roll_Hall_of_Fame_inductees
Canceling impedances at a particular frequency
Resonance of a circuit involving capacitors and inductors occurs because the collapsing magnetic field of the inductor generates an electric current in its windings
Electrical_resonance
Electrical circuit
the DC bias and an ideal inductor that blocks AC but allows DC. Although some bias tees can be made with a simple inductor and capacitor, wideband bias
Bias_tee
Short duration voltage transient in an electrical circuit
necessary so that a constant current will flow. Current from a discharging inductor is one example. For sensitive electronics, excessive current can flow if
Voltage_spike
Type of electrical circuit model
a simple one-dimensional model will not suffice is the windings of an inductor. Coils of wire have capacitance between adjacent turns (and more remote
Distributed-element_model
Graphical calculator used in electrical engineering
circuit comprising a 17.5 Ω resistor in series with a 6.5 nH inductor. The reactance of the inductor at 800 MHz is: jωL=j2πfL=j32.7Ω, giving a total load impedance
Smith_chart
Russian telepathist, hypnotist, occultist (1899–1974)
tasks without direct contact with the inductor. The pointer to me here is the breathing frequency of inductor, the beating of his heart, voice timbre
Wolf_Messing
Association of electrical terms into pairs based on interchanging voltage and current
conductor (Ohm's law) v=iR⟺i=vG Capacitor and inductor – differential form iC=CddtvC⟺vL=LddtiL Capacitor and inductor – integral form vC(t)=V0+1C∫0tiC(τ)dτ⟺
Duality_(electrical_circuits)
Physical quantity of circuits related to magnetic flux, voltage and current
flux linkage is a quantity resulting from the interaction of a multi-turn inductor with the magnetic flux as described by the Faraday's law of induction.[clarification
Flux_linkage
American guitar pedal
produced with a black inductor, which is still available as a spare part from Dunlop. Dunlop began using the red Fasel inductor in this pedal in 2003
Dunlop_Cry_Baby
Contact made to a point halfway along a winding of a transformer or inductor
winding of a transformer or inductor, or along the element of a resistor or a potentiometer. Taps are sometimes used on inductors for the coupling of signals
Center_tap
Device used to suppress some phenomenon
driving current is interrupted, the inductor current flows instead through the diode. The stored energy of the inductor is then gradually dissipated by the
Snubber
Electrical component
changes in current. A few types: Tank coil - an inductor used in a tuned circuit Choke - an inductor used to block high frequency AC while allowing through
Electromagnetic_coil
Device which uses electromagnetic induction to sense objects
electromagnetic induction to detect or measure nearby metallic objects. An inductor develops a magnetic field when an electric current flows through it; alternatively
Inductive_sensor
particles throughout the working area and have a bipolar inductor. When developing an inductor for these devices, the salient-pole design of liquid steel
Electromagnetic vortex intensifier with ferromagnetic particles
Electromagnetic_vortex_intensifier_with_ferromagnetic_particles
Circuit used to measure inductance
unknown inductor should match the frequency of the circuit the inductor will be used in - the impedance and therefore the assigned inductance of the component
Maxwell_bridge
Electronic circuit
deliberately selects the inductance value of this inductor (units of henry) to be sufficiently large such that the current flowing in this inductor is relatively
Royer_oscillator
American wrestler (born 1968)
USA Wrestling's top 15 college wrestlers of all time. In 2016, he was inducted into the International Sports Hall of Fame. Angle made his first appearance
Kurt_Angle
Electronic circuit
is an LC electronic oscillator that uses a particular combination of an inductor and three capacitors to set the oscillator's frequency. LC oscillators
Clapp_oscillator
Represents an analog signal using only two levels
prevents the inductor current from dropping below zero during light loads. Rather than applying square pulses of varying widths to the inductor, square pulse
Pulse-frequency_modulation
Measurement of electric current
saturable inductor instead of the Hall-effect sensor in the air gap. Saturable inductor current sensor is based on the detection of an inductance change
Current_sensing
Honor society for the liberal arts and sciences in the United States
sciences, and to induct outstanding students of arts and sciences at select American colleges and universities. Since its inception, its inducted members include
Phi_Beta_Kappa
Equipment used in induction heating
Also known as the inductor, the coil is used to transfer the energy from the power unit and work head to the work piece. Inductors range in complexity
Induction_heater
American talent manager and patriarch of the Jackson family (1928–2018)
talent manager and patriarch of the Jackson family of entertainers. He was inducted into the Rhythm and Blues Music Hall of Fame in 2014. Joseph Walter Jackson
Joe_Jackson_(talent_manager)
Idealized versions of real electronic components used in circuit analysis
function. For example, an inductor circuit element is assumed to have inductance but no resistance or capacitance, while a real inductor, a coil of wire, has
Electrical_element
Electronic device
eliminate some of the problems with dissipation and noise in analog systems. Inductor–capacitor ladder networks were used as analog delay lines in the 1920s
Analog_delay_line
Australian pornographic film actress (born 1984/85)
is an Australian pornographic film actress and director. She has been inducted into the AVN Hall of Fame and the XRCO Hall of Fame, and in 2020 became
Angela_White
Soviet anti-personnel mine
90 m range). The MON-90 is usually command actuated using a PN manual inductor and an EDP-R electric detonator (ZT non-electric detonator also available)
MON-90
material which may be also gapped. MPL is relevant in transformer and inductor design and more generally in all kinds of magnetic reactors, such as in
Magnetic_path_length
Part of the ear
inductor is the Medulla oblongata, which induces the production of a pair of auricular follicles derived from the mesoderm. The third-level inductor is
Earlobe
American family of entertainers
was inducted to the Rock and Roll Hall of Fame. Michael was inducted as a solo artist in 2001, making him one of the few who have been inducted twice
Jackson_family
Difference in electric potential between two points in space
their effects can be modelled by adding mutual inductance elements. In the case of a physical inductor though, the ideal lumped representation is often
Voltage
American musician (1938–2020)
life was the subject of the 2009 documentary film Still Bill. Withers was inducted into the Songwriters Hall of Fame in 2005, the Rock and Roll Hall of Fame
Bill_Withers
the output inductor. The speaker coil inductance of a loudspeaker generates a rising impedance, which is worsened by the output inductor generally found
Boucherot_cell
Topics referred to by the same term
to store energy, absorb shock, or maintain a force between two surfaces Inductor or coil, a passive two-terminal electrical component Electromagnetic coil
Coil
Regulating device used on transmission networks
(VSC) connected in series with some type of reactance, either a fixed inductor or a power transformer. This allows a STATCOM to control power flow much
Static synchronous compensator
Static_synchronous_compensator
Anti-personnel mine
the variant. The MON-50 is usually command actuated using a PN manual inductor and an EDP-R electric detonator. It can also be actuated by a variety of
MON-50
Superconducting circuit element
that uses the Josephson effect in superconductors to form a nonlinear inductor. It consists of a weak barrier (such as an insulator) separating two superconductors
Josephson_junction
Medical evaluation method
Respiratory inductance plethysmography (RIP) is a method of evaluating pulmonary ventilation by measuring the movement of the chest and abdominal wall
Respiratory inductance plethysmography
Respiratory_inductance_plethysmography
Nonlinear two-terminal fundamental circuit element
electrical components which also comprises the resistor, capacitor and inductor. Chua and Kang later generalized the concept to memristive systems. Such
Memristor
Assemblage of connected electrical elements
an inductor with an iron core can be driven into saturation if driven with a large enough current. In this region, the behaviour of the inductor is very
Electrical_network
Miniature adjustable component
adjustable tuned circuit can be formed in the same way as a preset inductor. The inductor and its resonant capacitor are commonly contained in a metal can
Trimmer_(electronics)
American singer
successful songs. Allen was inducted into the Country Music Hall of Fame in 2015 as a member of the Oak Ridge Boys. He was later inducted into the SGMA Hall of
Duane_Allen
American singer-songwriter (born 1948)
to have been inducted twice into the Rock and Roll Hall of Fame; she was inducted as a member of Fleetwood Mac in 1998 and was inducted as a solo artist
Stevie_Nicks
Professional wrestling hall of fame and television series
of Fame", it was created in 1993 when André the Giant was posthumously inducted with a video package as the sole inductee that year. The 1994 and 1995
WWE_Hall_of_Fame
American pornographic actress
based on her Instagram following of around 6 million followers. She was inducted into the AVN Hall of Fame in 2022. Alexis Texas was born in the Naval Base
Alexis_Texas
American family pop band
were inducted into the Rock and Roll Hall of Fame in 1997. Only Randy Jackson was not inducted alongside his brothers. They were subsequently inducted by
The_Jackson_5
This page lists the members inducted in the ITTF Hall of Fame – founded in 1993 – in the order as they appear in the official hall of fame maintained by
ITTF_Hall_of_Fame
American pornographic film actress (born 1991)
2014 and the AVN Award for Female Performer of the Year in 2016. She was inducted into the XRCO Hall of Fame in 2021 and the AVN Hall of Fame in 2025. Reid
Riley_Reid
American pornographic film actress
Rachel Starr is an American pornographic film actress. She was inducted into the AVN Hall of Fame in 2022. In November 2021, FanCentro signed Starr to
Rachel_Starr
travel, tourism, insurance
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